Surgery A 2 years old child suffers flame burns involving face, bilateral upper limbs and front of chest and abdomen. What is the body surface area involved? A 40% B 45% C 54% D 60% 💡 Explanation A 2 years old child suffers flame burns involving face, bilateral upper limbs and front of chest and abdomen. What is the body surface area involved? ✓ Correct Answer: A. 40%